塵埃度 的英文怎麼說
中文拼音 [chénāidù]
塵埃度
英文
dirt count-
Even the tiny atomy in the air can also induce the surface of furniture finished just now to bring granule which effects the smoothness of handle
要知道，即使是空氣中細小的塵埃也可以導致剛剛塗飾的傢具表面產生顆粒，影響手感的光滑度。Edge of the granule image by video is the key of its image partition, the article tries to carry through a deeper research on image partition at the same time. granule is made up of savageness mater and industry material ( including of rock, sand, earth, atomy, steel, china, concrete, ink powder, magnetism powder, light fine and tiny powder used silicon, cell etc. )
顆粒是構成天然物質和工業材料（巖石、礦石、沙子、泥土、塵埃、鋼鐵、陶瓷、水泥、墨粉、磁粉、光纖和料封裝材用高純硅微粉、細胞等）的基本單元，顆粒尺寸（粒度）是顆粒的首要特徵和粉體材料的第一指標。The cometary and interstellar dust particles encountered by stardust were traveling ten times at speeds of around 20 kilometers ( 12 miles ) per second relative to the spacecraft
彗星和星際塵埃顆粒會以10倍于「星塵」的飛行速度，也就是大約20千米/秒的相對速度撞上「星塵」 。Performance and useness : right grammage and thickness, smooth surface, high whiteness, high deflexion, low dirt count, good print ability. wide used for print books, color insert, brand, account paper and product catalogue, etc
部優產品性能用途：定量厚薄一致，表面平整細膩，白度高挺度好塵埃少，具有良好的適印性能。Blower be protected off mote, low noise, avoid mote drop in raw
隔塵、靜音風機、杜絕進入原料塵埃，確保原料精純度。In this paper, we focus on the following three topics : ( i ) density distribution of dusty plasma in the low - pressure collisionless positive column the radial density distributions of electron, ion and dust particle in the low - pressure collisionless positive column are investigated with a fluid theory and a self - consistent dust - charging model
本文著重以下三個方面的研究： （ ）低氣壓無碰撞輝光放電正柱區塵埃等離子體密度徑向分佈本文採用流體模型和自洽的塵埃充電模型，研究了低氣壓無碰撞輝光放電正柱區的電子密度、離子密度和塵埃粒子密度的徑向分佈。Pulp board for viscose fiber. determination of dirt
粘膠纖維用漿粕塵埃度的測定Topics include : planets, planet formation ; stars, the sun, " normal " stars, star formation ; stellar evolution, supernovae, compact objects ( white dwarfs, neutron stars, and black holes ), plusars, binary x - ray sources ; star clusters, globular and open clusters ; interstellar medium, gas, dust, magnetic fields, cosmic rays ; distance ladder ; galaxies, normal and active galaxies, jets ; gravitational lensing ; large scaling structure ; newtonian cosmology, dynamical expansion and thermal history of the universe ; cosmic microwave background radiation ; big - bang nucleosynthesis
課程的主題包含了：行星、行星形成；恆星、太陽、正常的恆星、恆星形成；恆星演化、超新星、緻密天體（白矮星、中子星及黑洞） 、波霎、雙x -射線源；星團、球狀及疏散星團；星際介質、氣體、塵埃、磁場、宇宙射線；距離階梯；星系、正常及活躍星系、噴流；重力透鏡；大尺度結構；牛頓宇宙學、宇宙的動力膨脹及溫度發展歷史；宇宙背景微波輻射；大霹靂核合成。As contraction continues and the density increases, the dust becomes so thick at the center of the cloud that it absorbs the far-infrared radiation.
當收縮過程繼續進行下去，密度不斷增大時，氣塵雲中心的塵埃就會變得極其濃密，因而能夠吸收遠紅外輻射。They used aircrafts to release man - made particles made of dust in the sky. then they collected and measured the ice nuclei freezing nuclei. it showed that in the presence of those man - made particles, the size of the snow crystal were considerably bigger than natural one
他們使用飛機在天空中投放一些以塵埃做成的人工粒子，然後收集和量度冰核凝結核，證實了利用人工粒子形成的雪花比那些天然形成的更大They used aircrafts to release man - made particles made of dust in the sky. then they collected and measured the ice nuclei ( freezing nuclei ). it showed that in the presence of those man - made particles, the size of the snow crystal were considerably bigger than natural one
他們使用飛機在天空中投放一些以塵埃做成的人工粒子，然後收集和量度冰核（凝結核） ，證實了利用人工粒子形成的雪花比那些天然形成的更大Numerical simulation results indicate that, for low temperature dust particles, dust particles mainly exist in the area near the column center and their charge - number can be considered as a constant, while in the area where there are no dust particles, ion and electrons are in ambipolar diffusion ; for high temperature dust particles, both the distribution regions of dust particle and high ion density are expanded and dust charge - number is increasing with the distance from the center
計算結果表明：當塵埃粒子的溫度較低時，塵埃粒子主要集中在圓柱形放電器的中心很小的區域，塵埃粒子攜帶的電荷幾乎是一個常數，受塵埃粒子空間電荷的影響，離子在該區域的密度最高。在遠離中心區域，離子和電子呈現雙及擴散特點；當塵埃粒子的溫度較高時，塵埃粒子分佈的區域和高離子密度區域擴大，塵埃粒子離放電器中心越遠，攜帶的負電荷越多。On this scale the moon would be scarcely more than a dust speck about 1cm from the sand grain.
照這樣的比例尺度，月球將是僅離小沙粒一厘米遠的一顆塵埃微粒。Fxv series is derived from fx series. in structure, it adopts air cooling of net flow. it shows apparent function against blocking by fibers, suitable for textile, printing and dyeing machines for cotton, wool, linen, silk and chemical fibers. it works effectively under the environment of plentiful dust, short fibers, high temperature and high humidity. it features even speed regulation in combination with frequency changer
本系列電動機主要是fx系列電動機的派生系列，結構上採用凈流式風冷，具有較強的防纖維堵塞能力，適用於棉、毛、麻、絲、化纖等各種紡織印染機械，能在多塵埃、短纖維及溫濕度較高的環境下工作，與變頻器配套，調速均衡。For a warm dusty plasma with variable dust charge, the modulational instability of the dust - acoustic waves can be described by the nonlinear schrodinger equation ( iut 4 - auxx + b | u | 2u = 0 ). it shows that the dust - acoustic wave is modulational stable in this dusty plasma. only the dark soliton exists in warm dusty plasma with variable dust charge
通過約化攝動法，得到了描述塵埃微粒電荷可變的熱塵埃等離子體中塵埃聲波的非線性薛定諤方程（ iu _ t + u _ （ xx ） + | u | ~ 2u = 0 ） ，不論是單離子溫度情形，還是兩離子溫度情形，塵埃微粒電荷可變的熱塵埃等離子體中的塵埃聲波是調制穩定的，僅存在暗孤子（包絡穴）Methods for testing the performance of dust particle counter - particle concentration
塵埃粒子計數器性能試驗方法顆粒數濃度Methods for testing the performance of dust particle counter - calibration for sizing particle
塵埃粒子計數器性能試驗方法轉換靈敏度Paper and board - determination of dirt
紙和紙板塵埃度的測定法Paper and board ? determination of dirt
紙和紙板塵埃度的測定法Pulp - determination of dirt
紙漿塵埃度的測定法分享友人